IEC 62040-1-1:2002

FOREWORD
1 Scope and specific applications
  1.1 Scope
  1.2 Specific applications
2 Normative references
3 Definitions
4 General conditions for tests
  4.1 Operating parameters for tests
  4.2 Loads for tests
  4.3 Components
  4.4 Power interfaces
  4.5 Marking and instructions
5 Fundamental design requirements
  5.1 Protection against electric shock and energy hazards
  5.2 Insulation
  5.3 Limited current circuits
  5.4 Provisions for protective earthing
  5.5 AC and d.c. power isolation
  5.6 Overcurrent and earth fault protection
  5.7 Protection of personnel - Safety interlocks
  5.8 Clearances, creepage distances and distances through
       insulation
  5.9 External signalling circuits
  5.10 Limited power source
6 Wiring, connections and supply
  6.1 General
  6.2 Connection to power
  6.3 Wiring terminals for external power conductors
7 Physical requirements
  7.1 Enclosure
  7.2 Stability
  7.3 Mechanical strength
  7.4 Construction details
  7.5 Resistance to fire
  7.6 Battery location
  7.7 Temperature rise
8 Electrical requirements and simulated abnormal conditions
  8.1 General
  8.2 Electric strength
  8.3 Abnormal operating and fault conditions
9 Connection to telecommunication networks
Annex H (informative) Guidance on protection against ingress of
                      water and foreign objects
Annex L (normative) Backfeed protection test
Annex M (normative) Examples of reference load conditions
Annex N (normative) Ventilation of battery compartments
Annex X (informative) Guidance for disconnection of batteries
                      during shipment
Bibliography

applies to electronic uninterruptible power systems (UPS) with an electrical energy storage device in the d.c. link. It is to be used with IEC 60950-1 which is referred to in this standard as "RD".